public static void Main(string[] args)
{
Console.WriteLine("-------Login Server-------");
Console.WriteLine("Setting up server...");
Console.WriteLine("Checking DB connection");
LoginDatabase db = new LoginDatabase();
string connStatus = db.CheckDbConnection();
if (connStatus == "OK")
{
Console.WriteLine("Connected to DB.");
LoginServer server = new LoginServer();
server.StartListening();
while (true)
{
Thread.Sleep(10000);
}
}
else
{
Console.WriteLine("FAILED. Could not connect to MYSQL DB.");
Console.WriteLine("Please press any key to continue...");
Console.ReadKey();
}
}
private void PerformCharacterCreate(SubPacket subPacket)
{
LoginDatabase db = new LoginDatabase();
CharacterCreatePacket cp = new CharacterCreatePacket(subPacket.data);
try
{
db.AddCharacterToDb(ap.userName, cp);
SubPacket success = new SubPacket(GamePacketOpCode.CreateCharacterSuccess, 0, 0, System.Text.Encoding.Unicode.GetBytes("Character created successfully"), SubPacketTypes.GamePacket);
BasePacket basePacket = BasePacket.CreatePacket(success, client.authenticated, false);
client.QueuePacket(basePacket);
}
catch (MySqlException e)
{
ErrorPacket ep = new ErrorPacket();
SubPacket packetToSend;
if (e.Number == (int)ErrorCodes.DuplicateCharacter)
{
packetToSend = ep.buildPacket(GamePacketOpCode.CreateCharacterError, ErrorCodes.DuplicateCharacter, "Character with that name already exists");
}
else
{
packetToSend = ep.buildPacket(GamePacketOpCode.CreateCharacterError, ErrorCodes.UnknownDatabaseError, "Unknown database error occurred");
}
QueueErrorPacket(packetToSend);
}
}
private bool CheckCharacterCreatePacket(SubPacket subPacket)
{
LoginDatabase db = new LoginDatabase();
CharacterCreatePacket cp = new CharacterCreatePacket(subPacket.data);
var summedStats = cp.GetStr() + cp.GetAgi() + cp.GetInt() + cp.GetVit() + cp.GetDex();
Console.WriteLine(ap.userName);
if (summedStats != cp.statsAllowed)
{
Console.WriteLine("summed stats: {0} was different from packet: {1}", summedStats, cp.statsAllowed);
Console.WriteLine("Someone is trying to hack the client for stat character creation. Username was {0}", ap.userName);
return(false);
}
Console.WriteLine("Received new character creation request for character name: {0}", cp.GetCharacterName());
if (db.GetNumberOfCharactersForAccount(ap.userName) <= MAX_AMOUNT_OF_CHARACTERS_ALLOWED)
{
if (db.EnsuredThatCharacterSlotIsUniqueValue(cp.selectedSlot, ap.userName))
{
return(true);
}
else
{
Console.WriteLine("Somone is trying to hack character slots. Username was {0}", ap.userName);
return(false);
}
}
return(false);
}
private void ProcessCharacterListQueryPacket(SubPacket receivedPacket)
{
LoginDatabase db = new LoginDatabase();
CharacterQueryPacket cq = new CharacterQueryPacket();
string accountName = cq.ReadAccountName(receivedPacket);
Console.WriteLine("account name for CL: " + accountName);
var accountId = db.GetAccountIdFromAccountName(accountName);
Console.WriteLine("ID for CL: " + accountId);
var characterList = db.GetListOfCharacters(accountId);
var packets = cq.BuildResponsePacket(characterList);
Console.WriteLine("Character packeted authenticated = " + client.authenticated);
BasePacket packetsToSend = BasePacket.CreatePacket(packets, client.authenticated, false);
Console.WriteLine("---Character Query Packet---");
for (var i = 0; i < characterList.Count; i++)
{
int characterId = int.Parse(characterList[i][0]);
client.CharacterIds[i] = characterId;
}
packetsToSend.debugPrintPacket();
client.QueuePacket(packetsToSend);
}
private void ProcessAccountPacket(ClientConnection client, SubPacket packet)
{
ap = new AccountPacket();
ErrorPacket ep = new ErrorPacket();
ap.Read(packet.GetAccountHeaderBytes(), packet.data);
if (!ap.register)//if account is logging in
{
LoginDatabase db = new LoginDatabase();
List <string> account = db.CheckUserInDb(ap.userName, ap.password);
switch (account.Count)
{
case 0:
var packetToSend = ep.buildPacket(GamePacketOpCode.AccountError, ErrorCodes.NoAccount, "Account does not exist");
Console.WriteLine("Attempted log in for username: {0} pw: {1}, account does not exist", ap.userName, ap.password);
QueueErrorPacket(packetToSend);
break;
case 1:
//password incorrect
packetToSend = ep.buildPacket(GamePacketOpCode.AccountError, ErrorCodes.WrongPassword, "Wrong username or password");
Console.WriteLine("Attempted log in for username: {0} pw: {1}, password incorrect", ap.userName, ap.password);
QueueErrorPacket(packetToSend);
break;
case 2:
//user and password found
Console.WriteLine("Username: {0} Password: {1} has logged in successfully", account[0], account[1]);
SubPacket success = new SubPacket(GamePacketOpCode.AccountSuccess, 0, 0, System.Text.Encoding.Unicode.GetBytes("Login Successful"), SubPacketTypes.GamePacket);
client.authenticated = true;
BasePacket basePacket = BasePacket.CreatePacket(success, client.authenticated, false);
client.QueuePacket(basePacket);
break;
default:
throw new Exception("somehow found more than 2 colums in DB");
}
}
else //account is registering
{
LoginDatabase db = new LoginDatabase();
var succeeded = db.AddUserToDb(ap.userName, ap.password);
if (succeeded)
{
Console.WriteLine("Username: {0} Password: {1} has been registered successfully", ap.userName, ap.password);
SubPacket success = new SubPacket(GamePacketOpCode.RegisterSuccess, 0, 0, System.Text.Encoding.Unicode.GetBytes("Registration Successful"), SubPacketTypes.GamePacket);
BasePacket basePacket = BasePacket.CreatePacket(success, false, false);
client.QueuePacket(basePacket);
}
else
{
var packetToSend = ep.buildPacket(GamePacketOpCode.AccountError, ErrorCodes.DuplicateAccount, "Account already registered");
QueueErrorPacket(packetToSend);
}
}
}
private void ProcessCharacterDeleteRequest(SubPacket receivedPacket)
{
LoginDatabase db = new LoginDatabase();
CharacterDeletePacket deletePacket = new CharacterDeletePacket(receivedPacket);
int error = db.DeleteCharacterFromDb(deletePacket.CharId);
if (error == -1)
{
SubPacket success = new SubPacket(GamePacketOpCode.CharacterDeleteSuccess, 0, 0, System.Text.Encoding.Unicode.GetBytes("Character deleted successfully"), SubPacketTypes.GamePacket);
BasePacket basePacket = BasePacket.CreatePacket(success, client.authenticated, false);
client.QueuePacket(basePacket);
}
else
{
//send error packet here
}
}